Conversant: Enable audio requests prebid#3605 (prebid#3616)

Author: przemkaczmarek

src/main/java/org/prebid/server/bidder/epsilon/EpsilonBidder.java

@@ -262,7 +262,13 @@ private Bid updateBidWithId(Bid bid) {
     private static BidType getType(String impId, List<Imp> imps) {
         for (Imp imp : imps) {
             if (imp.getId().equals(impId)) {
-                return imp.getVideo() != null ? BidType.video : BidType.banner;
+                if (imp.getVideo() != null) {
+                    return BidType.video;
+                } else if (imp.getAudio() != null) {
+                    return BidType.audio;
+                } else {
+                    return BidType.banner;
+                }
             }
         }
         return BidType.banner;

src/main/resources/bidder-config/epsilon.yaml

@@ -11,9 +11,11 @@ adapters:
       app-media-types:
         - banner
         - video
+        - audio
       site-media-types:
         - banner
         - video
+        - audio
       supported-vendors:
       vendor-id: 24
     usersync:

src/test/java/org/prebid/server/bidder/epsilon/EpsilonBidderTest.java

@@ -2,6 +2,7 @@
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.iab.openrtb.request.App;
+import com.iab.openrtb.request.Audio;
 import com.iab.openrtb.request.Banner;
 import com.iab.openrtb.request.BidRequest;
 import com.iab.openrtb.request.Imp;
@@ -41,6 +42,7 @@
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.BDDMockito.given;
+import static org.prebid.server.proto.openrtb.ext.response.BidType.audio;
 import static org.prebid.server.proto.openrtb.ext.response.BidType.banner;
 import static org.prebid.server.proto.openrtb.ext.response.BidType.video;
 
@@ -610,6 +612,25 @@ public void makeBidsShouldReturnVideoBidIfRequestImpHasVideo() throws JsonProces
                 .containsExactly(BidderBid.of(Bid.builder().impid("123").build(), video, "USD"));
     }
 
+    @Test
+    public void makeBidsShouldReturnAudioBidIfRequestImpHasAudio() throws JsonProcessingException {
+        // given
+        final BidderCall<BidRequest> httpCall = givenHttpCall(
+                givenBidRequest(builder -> builder.id("123")
+                        .audio(Audio.builder().build())
+                        .banner(Banner.builder().build())),
+                mapper.writeValueAsString(
+                        givenBidResponse(bidBuilder -> bidBuilder.impid("123"))));
+
+        // when
+        final Result<List<BidderBid>> result = target.makeBids(httpCall, null);
+
+        // then
+        assertThat(result.getErrors()).isEmpty();
+        assertThat(result.getValue())
+                .containsExactly(BidderBid.of(Bid.builder().impid("123").build(), audio, "USD"));
+    }
+
     @Test
     public void makeBidsShouldUpdateBidWithUUIDIfGenerateBidIdIsTrue() throws JsonProcessingException {
         // given